Insights & Guides
The Gunderson Blog
Real-world advice from the field — plumbing fixes, HVAC troubleshooting, and home-system tips for Western Wisconsin homeowners.
HVAC
Why Does My Air Conditioner Smell? Common AC Odors and What They Mean
Musty, burning, sulfur, sweet — every AC smell tells a story. Here's how Wisconsin homeowners can identify the cause and when to call a pro.
Jun 30, 20267 min read
HVAC
Why Does My AC Smell Bad? A Pro's Guide to Air Conditioner Odors
From dirty-sock mildew to that infamous 'why does my AC smell like pee?' — diagnose each odor and know when to call an HVAC tech.
Jun 26, 20266 min read